I found this calculator. I can’t find anything about it online, I’m guessing it’s from the 1970s, 1980s, or maybe later. Submitted by EntertainmentQuick47 t3_ygw7vv on October 29, 2022 at 10:02 PM in mildlyinteresting 21 comments 2
studiousbeanr t1_iuatlm4 wrote on October 29, 2022 at 10:15 PM I used to fidget with these in elementary school haha has to be early 2000s. Permalink 4
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